Obenseuer/Notes/Flood Door Sign
NOTICE
LIGHTS
If the light is red, the area behind the door may be flooded, or the door may be having technical difficulties. The flood door cannot be opened when the light is red.
If the light is green, the area behind the door is not flooded and is safe for entry. The flood door can ONLY be opened when the light is green.
WARNING
DO NOT BE UNDER THE FLOOD DOOR WHILE IT IS CLOSING. IT MAY CAUSE SERIOUS INJURY OR DEATH.
TWSC